:root {
  --bg: #f7f3ef;
  --bg-grad: radial-gradient(1200px 600px at 15% -5%, #ffe9e0 0%, transparent 55%),
             radial-gradient(900px 500px at 95% 0%, #e6edff 0%, transparent 50%);
  --card: #ffffff;
  --ink: #23201f;
  --ink-dim: #6f6763;
  --line: #e7ded8;
  --accent: #e4685d;
  --accent-soft: #fde8e4;
  --accent-2: #5b73c4;
  --radius: 16px;
  --shadow: 0 1px 2px rgba(40,25,20,.05), 0 8px 24px rgba(40,25,20,.07);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17151a;
    --bg-grad: radial-gradient(1200px 600px at 15% -5%, #3a2622 0%, transparent 55%),
               radial-gradient(900px 500px at 95% 0%, #1e2440 0%, transparent 50%);
    --card: #211e24;
    --ink: #f0ebe8;
    --ink-dim: #a79e9a;
    --line: #35303a;
    --accent: #f0776b;
    --accent-soft: #3a2320;
    --accent-2: #8ea2e8;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.35);
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg-grad), var(--bg);
  background-attachment: fixed;
  color: var(--ink);
  font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic UI", Meiryo, system-ui, sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
#app { max-width: 760px; margin: 0 auto; padding: 24px 16px 64px; }
.screen[hidden] { display: none; }

h1, h2 { line-height: 1.35; }
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .86em; background: var(--accent-soft); color: var(--ink);
  padding: .15em .45em; border-radius: 6px; word-break: break-all;
}

.logo { font-size: 1.7rem; margin: 12px 0 6px; letter-spacing: .02em; }
.lead { color: var(--ink-dim); margin: 0 0 20px; font-size: .95rem; }
.footnote { color: var(--ink-dim); font-size: .8rem; text-align: center; margin-top: 14px; }
.dim { color: var(--ink-dim); font-size: .85rem; }

.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 20px; margin-bottom: 16px;
}
.card-title { font-size: 1.02rem; margin: 0 0 4px; }
.card-note { color: var(--ink-dim); font-size: .82rem; margin: 0 0 14px; }
.note h2 { font-size: 1.05rem; margin-top: 0; }
.steps { padding-left: 1.2em; margin: 12px 0 0; }
.steps li { margin-bottom: 10px; }

/* ---- フォーム ---- */
.field { margin-bottom: 20px; }
.field-label { display: block; font-size: .82rem; color: var(--ink-dim); margin-bottom: 8px; }
.choices { display: flex; gap: 8px; flex-wrap: wrap; }
.choice {
  flex: 1 1 0; min-width: 92px; padding: 11px 8px;
  border: 1.5px solid var(--line); background: transparent; color: var(--ink);
  border-radius: 12px; font: inherit; font-size: .92rem; cursor: pointer;
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  transition: border-color .15s, background .15s;
}
.choice .sub { font-size: .7rem; color: var(--ink-dim); }
.choice:hover { border-color: var(--accent); }
.choice.is-on { border-color: var(--accent); background: var(--accent-soft); }
.choice.is-on .sub { color: var(--accent); }
.hint { font-size: .78rem; color: var(--ink-dim); margin: 8px 0 0; }

.btn {
  font: inherit; border-radius: 12px; cursor: pointer; border: 1.5px solid transparent;
  padding: 12px 18px; transition: opacity .15s, background .15s, border-color .15s;
}
.btn:disabled { opacity: .4; cursor: default; }
.btn-block { display: block; width: 100%; }
.btn-primary { background: var(--accent); color: #fff; font-weight: 600; }
.btn-primary:hover:not(:disabled) { opacity: .9; }
.btn-ghost { background: transparent; color: var(--ink-dim); border-color: var(--line); margin-top: 8px; }
.btn-ghost:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.btn-mini { padding: 5px 12px; font-size: .78rem; background: transparent; color: var(--ink-dim); border-color: var(--line); }

/* ---- 診断中 ---- */
.play-head { margin-bottom: 18px; }
.progress { height: 5px; background: var(--line); border-radius: 99px; overflow: hidden; }
.progress-fill { height: 100%; width: 0; background: var(--accent); border-radius: 99px; transition: width .3s ease; }
.play-meta { display: flex; justify-content: space-between; align-items: center; margin-top: 8px; font-size: .82rem; color: var(--ink-dim); }
.question { text-align: center; font-size: 1.1rem; font-weight: 600; margin: 6px 0 14px; }

.arena { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.face-card {
  position: relative; padding: 0; border: 2px solid var(--line); background: var(--card);
  border-radius: var(--radius); overflow: hidden; cursor: pointer; box-shadow: var(--shadow);
  transition: transform .12s ease, border-color .12s ease;
  aspect-ratio: 1 / 1;
}
.face-card img { width: 100%; height: 100%; object-fit: cover; display: block; }
.face-card:hover, .face-card:focus-visible { border-color: var(--accent); transform: translateY(-3px); outline: none; }
.face-card.is-picked { border-color: var(--accent); transform: scale(.97); }
.pick-badge {
  position: absolute; inset: auto 0 10px 0; margin: 0 auto; width: fit-content;
  background: var(--accent); color: #fff; font-size: .78rem; font-weight: 600;
  padding: 4px 14px; border-radius: 99px; opacity: 0; transition: opacity .12s;
}
.face-card:hover .pick-badge, .face-card.is-picked .pick-badge { opacity: 1; }
.key-hint {
  position: absolute; top: 8px; left: 8px; background: rgba(0,0,0,.45); color: #fff;
  font-size: .72rem; padding: 1px 7px; border-radius: 6px; font-family: inherit;
}
@media (hover: none) { .key-hint { display: none; } }

/* ---- 結果 ---- */
.result-kicker { text-align: center; color: var(--ink-dim); font-size: .85rem; margin: 16px 0 0; }
.result-title { text-align: center; font-size: 1.55rem; margin: 4px 0 6px; letter-spacing: .01em; }
.result-sub { text-align: center; color: var(--ink-dim); font-size: .88rem; margin: 0 0 22px; }

.top-faces { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.top-faces figure { margin: 0; }
.top-faces img { width: 100%; aspect-ratio: 1/1; object-fit: cover; border-radius: 12px; display: block; }
.top-faces figcaption { font-size: .74rem; color: var(--ink-dim); text-align: center; margin-top: 5px; }

.feat { padding: 13px 0; border-bottom: 1px solid var(--line); }
.feat:last-child { border-bottom: none; }
.feat-head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.feat-name { font-weight: 600; font-size: .92rem; }
.feat-pct { font-size: .78rem; color: var(--accent); font-variant-numeric: tabular-nums; }
.feat-bar { height: 5px; background: var(--line); border-radius: 99px; margin: 7px 0 9px; overflow: hidden; }
.feat-fill { height: 100%; background: var(--accent); border-radius: 99px; }
.axis { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 8px; }
.pole { font-size: .74rem; color: var(--ink-dim); }
.pole.high { text-align: right; }
.track { position: relative; width: 110px; height: 6px; background: linear-gradient(90deg, var(--accent-2), var(--line), var(--accent)); border-radius: 99px; }
.marker { position: absolute; top: -9px; transform: translateX(-50%); font-size: .7rem; color: var(--ink); }
.feat.is-weak { opacity: .55; }
.feat-support { font-size: .7rem; color: var(--ink-dim); }

.consistency { display: flex; align-items: flex-start; gap: 16px; }
.consistency-num { font-size: 2.1rem; font-weight: 700; color: var(--accent); font-variant-numeric: tabular-nums; line-height: 1.15; flex: none; }
.consistency-label { font-weight: 600; margin: 0; font-size: .95rem; }

.chosen-strip { display: grid; grid-template-columns: repeat(auto-fill, minmax(64px, 1fr)); gap: 7px; }
.chosen-strip img { width: 100%; aspect-ratio: 1/1; object-fit: cover; border-radius: 9px; display: block; }
.actions { margin-top: 22px; }

@media (max-width: 420px) {
  .result-title { font-size: 1.3rem; }
  .track { width: 74px; }
  .pole { font-size: .68rem; }
}